FlexSys Thermostat Zone Controller / LCD Touch Screen
TEC - 3620
Model:
©2016 Johnson Controls | The performance specications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specications, consult the local
Johnson Controls ofce. Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products.
© 2016 AirFixture, LLC
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Installation / Operation Manual
V160919
TEC3000 Series On/Off or Floating Fan Coil and Zoning Thermostat Controllers with Dehumidification
Capability Installation Instructions
Note: VAV and 2-pipe systems should connect their
valve to the heating output.
Figure 15: Floating Control Two-Pipe Heating and Cooling Hydronic Valve Control Fan Coil Application
FIG:model_1_htng_clng_hdrnc
Room Temperature
Control Thermostat
COS
COM
24V
HTG O
HTG C
Figure 16: Floating Control Two-Pipe Heating and Cooling Hydronic Valve Control with Changeover Fan
Coil Application
FIG:model_1_htng_clng_hdrnc_chngvr
Floating
Heating/Cooling
Val ve
Optional Water
Supply Sensor
Room Temperature
Control Thermostat
Supply Water
Temperature Sensor
COS
COM
24V
HTG O
HTG C
Figure 17: Floating Control
(On/Off Two-Pipe and Four-Pipe Fan Coil Applications)
Two-Pipe Applications
Four-Pipe Applications
FIG:model_1_onoff
COM
24V
Cooling
Val ve
Heating
Val ve